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Understanding PICO in Evidence-Based Practice

Apr 29, 2025

HLSC122 Evidence In Practice: PICO

Introduction to PICO

  • PICO is a framework used in evidence-based practice for formulating clinical questions and searching for evidence.
  • It stands for:
    • P: Patient or Problem
    • I: Intervention
    • C: Comparison
    • O: Outcome

Importance of PICO

  • PICO helps in clarifying the key components of a clinical question.
  • Facilitates focused literature search and efficient evidence gathering.

Components of PICO

  1. Patient or Problem (P):

    • Identify the patient group or problem you are dealing with.
    • Consider demographics, condition specifics, and other relevant factors.
  2. Intervention (I):

    • Determine the intervention you are considering for the patient or problem.
    • Examples: medication, therapy, surgical procedure.
  3. Comparison (C):

    • Identify an alternative to compare with the intervention, if applicable.
    • Could be another treatment, placebo, or no treatment.
  4. Outcome (O):

    • Define what you aim to accomplish or measure.
    • Examples: symptom improvement, recovery rate, side effects.

Applying PICO

  • Use PICO to frame clinical questions for systematic reviews or research.
  • Enhances the quality and relevance of evidence by focusing on specific elements.

Example of a PICO Question

  • Formulate a question using PICO:
    • P: Elderly patients with chronic back pain
    • I: Acupuncture
    • C: Standard pain medication
    • O: Reduction in pain severity

Conclusion

  • PICO is a powerful tool in evidence-based practice for developing clear and answerable clinical questions.
  • Aids in conducting thorough and effective research to support clinical decisions.